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Delete test3.py

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  1. test3.py +0 -214
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- import argparse
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- import os
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- from helpers import *
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- from faster_whisper import WhisperModel
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- import whisperx
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- import torch
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- from pydub import AudioSegment
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- from nemo.collections.asr.models.msdd_models import NeuralDiarizer
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- import logging
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- import shutil
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- import srt
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-
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- mtypes = {"cpu": "int8", "cuda": "float16"}
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-
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- # Initialize parser
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- parser = argparse.ArgumentParser()
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- parser.add_argument(
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- "-a", "--audio", help="name of the target audio file", required=True
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- )
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- parser.add_argument(
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- "--no-stem",
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- action="store_false",
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- dest="stemming",
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- default=True,
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- help="Disables source separation. This helps with long files that don't contain a lot of music.",
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- )
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- parser.add_argument(
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- "--suppress_numerals",
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- action="store_true",
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- dest="suppress_numerals",
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- default=False,
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- help="Suppresses Numerical Digits. This helps the diarization accuracy but converts all digits into written text.",
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- )
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- parser.add_argument(
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- "--whisper-model",
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- dest="model_name",
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- default="medium.en",
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- help="name of the Whisper model to use",
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- )
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- parser.add_argument(
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- "--batch-size",
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- type=int,
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- dest="batch_size",
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- default=8,
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- help="Batch size for batched inference, reduce if you run out of memory, set to 0 for non-batched inference",
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- )
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- parser.add_argument(
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- "--language",
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- type=str,
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- default=None,
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- choices=whisper_langs,
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- help="Language spoken in the audio, specify None to perform language detection",
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- )
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- parser.add_argument(
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- "--device",
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- dest="device",
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- default="cuda" if torch.cuda.is_available() else "cpu",
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- help="if you have a GPU use 'cuda', otherwise 'cpu'",
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- )
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- args = parser.parse_args()
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-
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- if args.stemming:
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- # Isolate vocals from the rest of the audio
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- return_code = os.system(
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- f'python3 -m demucs.separate -n htdemucs --two-stems=vocals "{args.audio}" -o "temp_outputs"'
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- )
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- if return_code != 0:
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- logging.warning(
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- "Source splitting failed, using original audio file. Use --no-stem argument to disable it."
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- )
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- vocal_target = args.audio
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- else:
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- vocal_target = os.path.join(
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- "temp_outputs",
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- "htdemucs",
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- os.path.splitext(os.path.basename(args.audio))[0],
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- "vocals.wav",
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- )
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- else:
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- vocal_target = args.audio
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-
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- # Transcribe the audio file
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- if args.batch_size != 0:
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- from transcription_helpers import transcribe_batched
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- whisper_results, language = transcribe_batched(
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- vocal_target,
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- args.language,
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- args.batch_size,
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- args.model_name,
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- mtypes[args.device],
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- args.suppress_numerals,
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- args.device,
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- )
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- else:
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- from transcription_helpers import transcribe
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- whisper_results, language = transcribe(
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- vocal_target,
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- args.language,
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- args.model_name,
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- mtypes[args.device],
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- args.suppress_numerals,
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- args.device,
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- )
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-
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- if language in wav2vec2_langs:
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- alignment_model, metadata = whisperx.load_align_model(
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- language_code=language, device=args.device
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- )
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- result_aligned = whisperx.align(
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- whisper_results, alignment_model, metadata, vocal_target, args.device
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- )
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- word_timestamps = filter_missing_timestamps(
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- result_aligned["word_segments"],
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- initial_timestamp=whisper_results[0].get("start"),
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- final_timestamp=whisper_results[-1].get("end"),
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- )
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- # clear gpu vram
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- del alignment_model
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- torch.cuda.empty_cache()
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- else:
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- assert (
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- args.batch_size == 0 # TODO: add a better check for word timestamps existence
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- ), (
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- f"Unsupported language: {language}, use --batch_size to 0"
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- " to generate word timestamps using whisper directly and fix this error."
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- )
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- word_timestamps = []
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- for segment in whisper_results:
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- for word in segment["words"]:
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- word_timestamps.append({"word": word[2], "start": word[0], "end": word[1]})
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-
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-
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- # convert audio to mono for NeMo compatibility
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- sound = AudioSegment.from_file(vocal_target).set_channels(1)
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- ROOT = os.getcwd()
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- temp_path = os.path.join(ROOT, "temp_outputs")
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- os.makedirs(temp_path, exist_ok=True)
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- sound.export(os.path.join(temp_path, "mono_file.wav"), format="wav")
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-
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- # Initialize NeMo MSDD diarization model
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- msdd_model = NeuralDiarizer(cfg=create_config(temp_path)).to(args.device)
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- msdd_model.diarize()
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- del msdd_model
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- torch.cuda.empty_cache()
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-
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- # Reading timestamps <> Speaker Labels mapping
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- speaker_ts = []
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- with open(os.path.join(temp_path, "pred_rttms", "mono_file.rttm"), "r") as f:
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- lines = f.readlines()
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- for line in lines:
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- line_list = line.split(" ")
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- s = int(float(line_list[5]) * 1000)
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- e = s + int(float(line_list[8]) * 1000)
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- speaker_ts.append([s, e, int(line_list[11].split("_")[-1])])
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-
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- wsm = get_words_speaker_mapping(word_timestamps, speaker_ts, "start")
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- wsm = get_realigned_ws_mapping_with_punctuation(wsm)
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- ssm = get_sentences_speaker_mapping(wsm, speaker_ts)
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-
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- # Create the autodiarization directory structure
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- autodiarization_dir = "autodiarization"
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- os.makedirs(autodiarization_dir, exist_ok=True)
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-
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- # Get the base name of the audio file
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- base_name = os.path.splitext(os.path.basename(args.audio))[0]
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-
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- # Create a subdirectory for the current audio file
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- audio_dir = os.path.join(autodiarization_dir, base_name)
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- os.makedirs(audio_dir, exist_ok=True)
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-
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- # Create a dictionary to store speaker-specific metadata
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- speaker_metadata = {}
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-
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- # Generate the SRT file
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- srt_file = f"{os.path.splitext(args.audio)[0]}.srt"
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- with open(srt_file, "w", encoding="utf-8") as f:
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- write_srt(ssm, f)
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-
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- # Read the generated SRT file
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- with open(srt_file, "r", encoding="utf-8") as f:
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- srt_data = f.read()
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-
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- # Parse the SRT data
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- srt_segments = list(srt.parse(srt_data))
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-
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- # Process each segment in the SRT data
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- for segment in srt_segments:
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- start_time = segment.start.total_seconds() * 1000
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- end_time = segment.end.total_seconds() * 1000
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- speaker_name, transcript = segment.content.split(": ", 1)
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-
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- # Extract the speaker ID from the speaker name
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- speaker_id = int(speaker_name.split(" ")[-1])
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-
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- # Split the audio segment
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- segment_audio = sound[start_time:end_time]
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- segment_path = os.path.join(audio_dir, f"speaker_{speaker_id}", f"speaker_{speaker_id}_{segment.index:03d}.wav")
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- os.makedirs(os.path.dirname(segment_path), exist_ok=True)
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- segment_audio.export(segment_path, format="wav")
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-
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- # Store the metadata for each speaker
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- if speaker_name not in speaker_metadata:
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- speaker_metadata[speaker_name] = []
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- speaker_metadata[speaker_name].append(f"speaker_{speaker_id}_{segment.index:03d}|{speaker_name}|{transcript}")
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-
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- # Write the metadata.csv file for each speaker
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- for speaker_name, metadata in speaker_metadata.items():
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- speaker_id = int(speaker_name.split(" ")[-1])
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- speaker_dir = os.path.join(audio_dir, f"speaker_{speaker_id}")
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- with open(os.path.join(speaker_dir, "metadata.csv"), "w", encoding="utf-8") as f:
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- f.write("\n".join(metadata))
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-
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- # Clean up temporary files
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- cleanup(temp_path)